Integral equation
[计] 积分方程
🧩 词语组成解析
🗣️ 情景例句
You don't need to call a plumber, I can fix the sink.
你不必请水管工人了，我会修水槽。
What a shame! Or That's too bad.
真是遗憾。
Admittedly it was an unusual pie dish, for it was eighteen feet long and six feet wide.
这个馅饼盘子确实少见，有18英尺长，6英尺宽。